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Vision Egg

Package VisionEgg :: Module SphereMap :: Class SphereMap
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Class SphereMap

         object --+            
                  |            
ClassWithParameters --+        
                      |        
               Stimulus --+    
                          |    
   TextureStimulusBaseClass --+
                              |
                             SphereMap


Mercator mapping of rectangular texture onto sphere.

Parameters
==========
center_azimuth     -- (Real)
                      Default: 0.0
center_elevation   -- (Real)
                      Default: 0.0
contrast           -- (Real)
                      Default: 1.0
on                 -- (Boolean)
                      Default: True
radius             -- (Real)
                      Default: 1.0
slices             -- (UnsignedInteger)
                      Default: 30
stacks             -- (UnsignedInteger)
                      Default: 30
texture            -- source of texture data (Instance of <class 'VisionEgg.Textures.Texture'>)
                      Inherited from VisionEgg.Textures.TextureStimulusBaseClass
                      Default: (determined at instantiation)
texture_mag_filter -- OpenGL filter enum (Integer)
                      Inherited from VisionEgg.Textures.TextureStimulusBaseClass
                      Default: GL_LINEAR
texture_min_filter -- OpenGL filter enum (Integer)
                      Inherited from VisionEgg.Textures.TextureStimulusBaseClass
                      Default: (GL enum determined at instantiation)
texture_wrap_s     -- OpenGL texture wrap enum (Integer)
                      Inherited from VisionEgg.Textures.TextureStimulusBaseClass
                      Default: (GL enum determined at instantiation)
texture_wrap_t     -- OpenGL texture wrap enum (Integer)
                      Inherited from VisionEgg.Textures.TextureStimulusBaseClass
                      Default: (GL enum determined at instantiation)

Constant Parameters
===================
internal_format   -- format with which OpenGL uses texture data (OpenGL data type enum) (Integer)
                     Default: GL_RGB
mipmaps_enabled   -- Are mipmaps enabled? (Boolean)
                     Default: True
shrink_texture_ok -- Allow automatic shrinking of texture if too big? (Boolean)
                     Default: False
Method Summary
  __init__(self, **kw)
Instantiate and get ready to draw.
  draw(self)
Redraw the scene on every frame.
    Inherited from ClassWithParameters
  get_specified_type(self, parameter_name)
  is_constant_parameter(self, parameter_name)
  set(self, **kw)
Set a parameter with type-checked value This is the slow but safe way to set parameters.
  verify_parameters(self)
Perform type check on all parameters...
    Inherited from object
  __delattr__(...)
x.__delattr__('name') <==> del x.name...
  __getattribute__(...)
x.__getattribute__('name') <==> x.name...
  __hash__(x)
x.__hash__() <==> hash(x)...
  __reduce__(...)
helper for pickle...
  __reduce_ex__(...)
helper for pickle...
  __repr__(x)
x.__repr__() <==> repr(x)...
  __setattr__(...)
x.__setattr__('name', value) <==> x.name = value...
  __str__(x)
x.__str__() <==> str(x)...
    Inherited from type
  __new__(T, S, ...)
T.__new__(S, ...) -> a new object with type S, a subtype of T...

Class Variable Summary
tuple __slots__ = ('parameters', 'constant_parameters', 'textu...
member_descriptor cached_display_list = <member 'cached_display_list' of '...
member_descriptor constant_parameters = <member 'constant_parameters' of '...
member_descriptor parameters = <member 'parameters' of 'SphereMap' objects...
dict parameters_and_defaults = {'on': (True, <class 'VisionEg...
member_descriptor texture_object = <member 'texture_object' of 'SphereMap'...
    Inherited from TextureStimulusBaseClass
dict constant_parameters_and_defaults = {'shrink_texture_ok':...

Method Details

__init__(self, **kw)
(Constructor) 

Instantiate and get ready to draw.

Set parameter values and create anything needed to draw the
stimulus including OpenGL state variables such display lists
and texture objects.
Overrides:
VisionEgg.Textures.TextureStimulusBaseClass.__init__ (inherited documentation)

draw(self) 

Redraw the scene on every frame.
Overrides:
VisionEgg.Core.Stimulus.draw

Class Variable Details

__slots__

Type:
tuple
Value:
('parameters',
 'constant_parameters',
 'texture_object',
 '_using_texture',
 'cached_display_list',
 '_cached_radius',
 '_cached_slices',
 '_cached_stacks')

cached_display_list

Type:
member_descriptor
Value:
<member 'cached_display_list' of 'SphereMap' objects>

constant_parameters

Type:
member_descriptor
Value:
<member 'constant_parameters' of 'SphereMap' objects>

parameters

Type:
member_descriptor
Value:
<member 'parameters' of 'SphereMap' objects>

parameters_and_defaults

Type:
dict
Value:
{'center_azimuth': (0.0, <class 'VisionEgg.ParameterTypes.Real'>),
 'center_elevation': (0.0, <class 'VisionEgg.ParameterTypes.Real'>),
 'contrast': (1.0, <class 'VisionEgg.ParameterTypes.Real'>),
 'on': (True, <class 'VisionEgg.ParameterTypes.Boolean'>),
 'radius': (1.0, <class 'VisionEgg.ParameterTypes.Real'>),
 'slices': (30, <class 'VisionEgg.ParameterTypes.UnsignedInteger'>),
 'stacks': (30, <class 'VisionEgg.ParameterTypes.UnsignedInteger'>)}

texture_object

Type:
member_descriptor
Value:
<member 'texture_object' of 'SphereMap' objects>

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